var minutesLabel = document.getElementById("minutes");
var secondsLabel = document.getElementById("seconds");
var totalSeconds = 0;
setInterval(setTime, 1000);

function setTime()
{
	++totalSeconds;
	secondsLabel.innerHTML = pad(totalSeconds%60);
	minutesLabel.innerHTML = pad(parseInt(totalSeconds/60));
}

function pad(val)
{
	var valString = val + "";
	if(valString.length < 2)
	{
		return "0" + valString;
	}
	else
	{
		return valString;
	}
}